Title:
METHOD OF SEALING A PLASTICS PIPE AND APPARATUS THEREFOR
Document Type and Number:
WIPO Patent Application WO/2011/021050
Kind Code:
A3
Abstract:
A method of sealing a plastics pipe (12) with a plug (14), wherein said plug (14) includes an electrofusion element (16) around an outer surface thereof, said method comprising the steps of inserting said plug (14) in a bore (13) of the pipe and energising said electrofusion element (16) whilst said pipe (12) and said plug (14) are radially urged against one another to form a seal between said plug (14) and said pipe (12).
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Inventors:
MUCKLE DEREK (GB)
DICKINSON ALAN JOHN (GB)
DICKINSON ALAN JOHN (GB)
Application Number:
PCT/GB2010/051382
Publication Date:
April 14, 2011
Filing Date:
August 20, 2010
Export Citation:
Assignee:
RADIUS SYSTEMS LTD (GB)
MUCKLE DEREK (GB)
DICKINSON ALAN JOHN (GB)
MUCKLE DEREK (GB)
DICKINSON ALAN JOHN (GB)
International Classes:
F16L55/115; B29C65/34; F16L47/03
Foreign References:
| JPH07243577A | 1995-09-19 | |||
| GB2431611A | 2007-05-02 | |||
| EP1674241A1 | 2006-06-28 | |||
| EP1745917A1 | 2007-01-24 | |||
| JP2009097657A | 2009-05-07 | |||
| GB2335013A | 1999-09-08 |
Attorney, Agent or Firm:
KILLOUGH, Kieran (Fountain PrecinctBalm Green,Sheffield, South Yorkshire S1 2JA, GB)
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